Match the causes with their effects. The mongols were easily able to defeat the Russians. Under the rule of the mongols, Russia fell behind in progress when compared with Western Europe. Bait waited two years to attack south Russia.

This is a 2017 topographic map of puerto rico in the united states, and i'm sorry that people there have suffered such a disaster. i want to ask, what do the yellow dots and areas represent on this graph? and the blue area and the little blue circle, and the little blue sign that looks like a signal tower, what do they stand for?